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Add magic $in variable (#309)

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* Add magic in variable

* Oops, missing file
This commit is contained in:
JT
2021-11-08 19:21:24 +13:00
committed by GitHub
parent e0a26cd048
commit e9a7def183
9 changed files with 393 additions and 6 deletions
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15
crates/nu-protocol/src/engine/engine_state.rs
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@ -135,13 +135,14 @@ pub struct EngineState {
pub const NU_VARIABLE_ID: usize = 0;
pub const SCOPE_VARIABLE_ID: usize = 1;
pub const IN_VARIABLE_ID: usize = 2;
impl EngineState {
pub fn new() -> Self {
Self {
files: im::vector![],
file_contents: im::vector![],
vars: im::vector![Type::Unknown, Type::Unknown],
vars: im::vector![Type::Unknown, Type::Unknown, Type::Unknown],
decls: im::vector![],
blocks: im::vector![],
scope: im::vector![ScopeFrame::new()],
@ -857,6 +858,18 @@ impl<'a> StateWorkingSet<'a> {
}
}
pub fn get_block_mut(&mut self, block_id: BlockId) -> &mut Block {
let num_permanent_blocks = self.permanent_state.num_blocks();
if block_id < num_permanent_blocks {
panic!("Attempt to mutate a block that is in the permanent (immutable) state")
} else {
self.delta
.blocks
.get_mut(block_id - num_permanent_blocks)
.expect("internal error: missing block")
}
}
pub fn render(self) -> StateDelta {
self.delta
}